21518424

素因数分解:

$2^3\times 3^2\times {\mathrm{53}}^1\times {\mathrm{5639}}^1$

素因数の和:5704

約数の個数: 48

約数和(自身を含む): 59389200

約数和(自身を除く): 37870776

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 53, 72, 106, 159, 212, 318, 424, 477, 636, 954, 1272, 1908, 3816, 5639, 11278, 16917, 22556, 33834, 45112, 50751, 67668, 101502, 135336, 203004, 298867, 406008, 597734, 896601, 1195468, 1793202, 2390936, 2689803, 3586404, 5379606, 7172808, 10759212, 21518424]

約数ペア:

[(1, 21518424), (2, 10759212), (3, 7172808), (4, 5379606), (6, 3586404), (8, 2689803), (9, 2390936), (12, 1793202), (18, 1195468), (24, 896601), (36, 597734), (53, 406008), (72, 298867), (106, 203004), (159, 135336), (212, 101502), (318, 67668), (424, 50751), (477, 45112), (636, 33834), (954, 22556), (1272, 16917), (1908, 11278), (3816, 5639)]